Controller Job Description Join a dynamic and rapidly growing company recognized for its innovation and excellence in defense contracting and technology solutions. At Advanced Technology Systems Company (ATSC), we are dedicated to delivering state-of-the-art solutions to government and defense agencies worldwide, ensuring the security and effectiveness of critical systems. We have a high-visibility opportunity for a process-driven Controller reporting directly to the Chief Financial Officer, responsible for managing the accounting team; leading month-end as well as year-end close activities, including revenue recognition in accordance with ASC 606; and oversight of financial reporting and the financial accounting department. Duties and Responsibilities: * Management of accounting operations to include General Ledger, Accounts Receivable, Payroll, and Accounts Payable. * Monthly P&L presentation to senior management and owners, and P&L forecast updates including cash flow forecast. * Review and approve purchases per authority matrix. * Establish and maintain a strong internal control environment to ensure continuous compliance with applicable policies and procedures, Federal regulations, and contractual requirements. * Assess current practices and procedures and make recommendations for improvements. * Manage accounting staff, including managing performance, goal setting, providing ongoing training, and maintaining strong employee relationships. * Provide a portfolio analysis to senior leadership to include EAC Execution vs. Budget variance analysis, profit analysis, and make recommendations to meet company financial objectives. Required Qualifications: * Bachelor's degree in Accounting, Finance, or related field. * 8-10 years of progressively responsible accounting and financial experience with controller responsibility working for a Government Contractor. * Experience in Government Contracting Finance to include: All Contract types (CP, T&M, and FFP), EACs, Proposal Pricing, and Contract Modifications. * Thorough knowledge of U.S. GAAP, CAS and FAR. * Expertise in Deltek Costpoint ERP system. * Advanced Microsoft Excel skills. * Secret clearance or the ability to obtain Secret clearance. * Excellent verbal, written, and interpersonal skills; must be able to interact and communicate with individuals at all levels of the organization. * Must be able to adapt to a dynamic and growth-oriented culture and work well in a team environment. * Public accounting experience a plus. * CPA certificate is a plus. Physical Demands & Work Environment * Work is typically performed in an office setting. * While performing the duties of this job, the employee is regularly required to stand, sit, demonstrate manual dexterity, climb stairs, talk, hear and see. * Must have the ability to lift 15-25 pounds * Must be able to read, write and speak English. ATSC is committed to creating a diverse environment and is proud to be an Equal Opportunity Employer. We invite resumes from all interested parties including women, minorities, veterans and persons with disabilities. ATSC is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.